Mitsubishi STN40-S Description Description Mitsubishi PLC System-terminal; 40 channel for I/O module and special modules; screwtype Related products MITSUBISHI FR-A540-15K-EC MITSUBISHI FX1N-40MR-DS Mitsubishi FX2N-32ET-ESS/UL MITSUBISHI A3ACPUR21 Mitsubishi FX2N-48ER-ES/UL Mitsubishi FX2N-16EYR-ES/UL